Wild gorilla rape on the island

The girl has got after the crash of his ship to the island, which was absolutely wild and seemed uninhabited. There was no civilization, but the strange animals were. She walked through the jungle and she was attacked by a big gorilla, very similar to humans. This animal grabbed the girl and knocked on the ground, and then climbed on top of her, start to brutally rape with an animal roar of pleasure. "Tanya's Island", 1980, Canada.